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  <title>Applies wave filter to the image</title>
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  <div id="layout-content"><div id="imagick.waveimage" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Imagick::waveImage</h1>
  <p class="verinfo">(PECL imagick 2, PECL imagick 3)</p><p class="refpurpose"><span class="refname">Imagick::waveImage</span> &mdash; <span class="dc-title">Applies wave filter to the image</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-imagick.waveimage-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Imagick::waveImage</strong></span>(<span class="methodparam"><span class="type">float</span> <code class="parameter">$amplitude</code></span>, <span class="methodparam"><span class="type">float</span> <code class="parameter">$length</code></span>): <span class="type">bool</span></div>


  <p class="para rdfs-comment">
   Applies a wave filter to the image. 
   此方法在Imagick基于ImageMagick 6.2.9以上版本编译时可用。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-imagick.waveimage-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">amplitude</code></dt>

     <dd>

      <p class="para">
       The amplitude of the wave.
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">length</code></dt>

     <dd>

      <p class="para">
       The length of the wave.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-imagick.waveimage-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>true</code></strong>。
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-imagick.waveimage-errors">
  <h3 class="title">错误／异常</h3>
  <p class="para">
   错误时抛出 ImagickException。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-imagick.waveimage-examples">
  <h3 class="title">范例</h3>
  <p class="para">
    <div class="example" id="example-2909">
      <p><strong>示例 #1 WaveImage can be quite slow <span class="function"><strong>Imagick::waveImage()</strong></span></strong></p>
      <div class="example-contents">
      <div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">function&nbsp;</span><span style="color: #0000BB">waveImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$amplitude</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$length</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$imagick&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;\</span><span style="color: #0000BB">Imagick</span><span style="color: #007700">(</span><span style="color: #0000BB">realpath</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">));<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">waveImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$amplitude</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$length</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-Type:&nbsp;image/jpg"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getImageBlob</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
      </div>

    </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-imagick.waveimage-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="imagick.solarizeimage.html" class="function" rel="rdfs-seeAlso">Imagick::solarizeImage()</a> - Applies a solarizing effect to the image</span></li>
    <li class="member"><span class="function"><a href="imagick.oilpaintimage.html" class="function" rel="rdfs-seeAlso">Imagick::oilpaintImage()</a> - Simulates an oil painting</span></li>
    <li class="member"><span class="function"><a href="imagick.embossimage.html" class="function" rel="rdfs-seeAlso">Imagick::embossImage()</a> - Returns a grayscale image with a three-dimensional effect</span></li>
    <li class="member"><span class="function"><a href="imagick.addnoiseimage.html" class="function" rel="rdfs-seeAlso">Imagick::addNoiseImage()</a> - Adds random noise to the image</span></li>
    <li class="member"><span class="function"><a href="imagick.swirlimage.html" class="function" rel="rdfs-seeAlso">Imagick::swirlImage()</a> - Swirls the pixels about the center of the image</span></li>
   </ul>
  </p>
 </div>


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